Earl's LS Oil Cooler Block-Off Plate w/ 1/8 NPT Port Harness Slide Adjuster A failing lift or fuel

A failing lift or fuel supply pump will not only cause sub-standard performance

leaves no varnish residue and does not contain a flame agent

1957-1961 Ford Fairlane

Cadillac / Chevrolet / GMC 2005-2007

Earl's LS Oil Cooler Block-Off Plate w/ 1/8 NPT Port Harness Slide Adjuster A failing lift or fuelEngine Oil Cooler Adapter O Ring Seal Doesn't Require a Gasket 1 8" NPT Port That Can Be Used for Oil Pressure Gauge or Turbo Oil Supply Port Includes Block Off Plate, O Ring, and Mounting Screws Fits Most GM LS Oil Pans Product Description: Oil Cooler Block Off 1 8 in NPT Port Aluminum Black Anodized GM LS Series Sold Individually Earl's Performance Products was founded by Earl Fouts in 1955 in Lawndale, California. The mission was to supply high